Place the toilet tank lid off to the side so it does not get in your way while you are doing the toilet bowl repairs. Now you should flush the toilet with the water being off so the toilet tank empties and you can work on the toilet chain and the flapper. You first will want to remove the chain from the toilet handle.
Definition of vat. 1  1 : a large vessel (such as a cistern, tub, or barrel) especially for holding liquors in an immature state or preparations for dyeing or tanning.
What is VAT? Value Added Tax (VAT) is levied on the sale of goods or services by UK businesses. VAT is collected on behalf of HM Revenue & Customs by companies. A company pays VAT to HMRC by calculation the amount of VAT charged to customers minus any VAT they have paid on their own purchases. All goods and services are either VAT-rated or VAT-exempt.